<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title >Document</title>
    <style></style>
</head>

<body>
    <div id="app" style="width:20px;">
        <p>hello{{name}}</p>
        hello
    </div>
</body>

</html>
<script src="./dist/umd/vue.js"></script>
<script>
    // options 
    let vm = new Vue({
        el: '#app',
        data(){
            return {
                name:' zxx',
                age:18
            }
        }
    })
</script>